About 23% Starlink odds, weighted to recent UA2453 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 75 recent flights; Starlink found in 1 of 5 Wi-Fi checks since Feb 1, 2026 (last N47517, Oct 5, 2026).
Aircraft seen on UA2453: Boeing 737 MAX 9, Boeing 737-700, Boeing 737-900ER, Boeing 737.